Re: Non-destructive Expanding & Retracting sets

2005-03-31 Thread Andy Pieters
On Thursday 31 March 2005 17:27, Jason Martin wrote: > From a Normal Form perspective, this is supposed to be > implented as > Page 1category 1 > Page 1category 2 > Page 2category 3 > Page 3category 2 > Page 3category 4 > > at which point adding / removing ca

Re: Non-destructive Expanding & Retracting sets

2005-03-31 Thread Jason Martin
On Thu, Mar 31, 2005 at 05:21:00PM +0200, Andy Pieters wrote: > In a record there is a field category. > Categories can be added/changed/removed > Example data > > idtype > Page 1category1,category2 > Page 2category3 > Page 3